Detector for a holster



FIG. 1 is front view thereof;

FIG. 2 is a right, top, front perspective view thereof;

FIG. 3 is a left, top, front perspective view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a left side elevation view thereof; and,

FIG. 8 is a right side elevation view thereof.

The broken lines shown on the detector for a holster illustrated portions of the article that form no part of the claim design. 

CLAIM The ornamental design for a detector for a holster, as shown and described. 